StorageChange is an object representing a change to a storage area.
storage.StorageChange
Type
StorageChange objects contain the following properties:
oldValueOptional-
The old value of the item, if there was an old value. This can be any data type.
newValueOptional-
The new value of the item, if there is a new value. This can be any data type.
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
StorageChange |
Yes | 14 | 45 | ? | Yes | 14 | ? | ? | 48 | ? | 15 | ? |
Note: This API is based on Chromium's chrome.storage API. This documentation is derived from storage.json in the Chromium code.
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https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/storage/StorageChange